MET Flashcards
WAFS
World Area Forecast System
WAFC
World Area Forecast Centres
RSMC
Regional Specialised Meteorological Centres
MWO
Meteorological Watch Offices
VAAC
Volcanic Ash Advisory Centre
TCAC
Tropical Cyclone Advisory Centres
SADIS
SAtellite DIStribution
WMO
World Meteorological Organisation
ISA
ICAO Standard Atmosphere
GSNS
Global Satellite Navigation Systems
MSL
Mean Sea Level
DA
Density Altitude
GND
Ground
ELEV
Elevation
QNH
MSL pressure
QFE
GND pressure
HGT
Height
ALT
Altitude
FL
Flight Level
T.HGT
True Height
T.ALT
True Altitude
MSA
Minimum Safe Altitude or Minimum Sector Altitude
MRVA
Minimum Radar Vectoring Altitude
OAT
Outside Air Temperature
PFJ
Polar Front Jet
CAT
Clear Air Turbulence
Ci
Cirrus
Cs
Cirrostratus
Cc
Cirrocumulus
As
Altostratus
Ac
Altocumulus
Cu
Cumulus
Cb
Cumulonimbus
Ns
Nimbostratus
St
Stratus
Sc
Stratocumulus
FEW
Few (clouds)
SCT
Scattered (clouds)
BKN
Broken (clouds)
OVC
Overcast (clouds)
CAVOK
Clouds and visibility okay
NSC
No significant cloud
VV***
(sky obscured) Vertical Visibility
***=number of ft
ISOL
Isolated (clouds)
LYR
Layer (of clouds)
EMBD
Embedded in a layer (cumulonimbus embedded in other clouds)
DZ
Drizzle
FZDZ
Freezing Drizzle
SG
Snow Grains
IC
Ice Crystals
RA
Rain
FZRA
Freezing Rain
PL
Ice Pellets
SN
Snow
GS
Snow Pellets
GR
Hail
SH
Shower